ammonites
UNSM35231, Rattlesnake Canyon, Guadalupe Mountains (Permian of the United States)

Where: New Mexico (32.2° N, 104.5° W: paleocoordinates 4.2° N, 33.0° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Capitan Formation, Capitanian (265.0 - 259.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified bindstone

Size class: macrofossils

Collection methods: peel or thin section,

Primary reference: J. K. Rigby, B. Senowbari-Daryan, and H. Liu. 1998. Sponges of the Permian Upper Capitan Limestone, Guadalupe Mountains, New Mexico and Texas. BYU Geology Studies 43:19-117 [W. Kiessling/S. Nurnberg/S. Nurnberg] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 121939: authorized by Matthew Clapham, entered by Matthew Clapham on 12.12.2011

Creative Commons license: CC BY-NC-ND (attribution-noncommercial-no derivatives)